Home / 235,518,008.30-353,329,702.18-71,768,580.56

Finding the Fourth Proportional to 235,518,008.30, 353,329,702.18 and 71,768,580.56

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Solution

The fourth proportional to 235,518,008.30, 353,329,702.18 and 71,768,580.56 is: 107,668,926.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,518,008.30 : 353,329,702.18 = 71,768,580.56 : x
  2. Step 2: Convert to fraction form
    235,518,008.30/353,329,702.18 = 71,768,580.56/x
  3. Step 3: Cross multiply
    235,518,008.30x = 353,329,702.18 × 71,768,580.56
  4. Step 4: Simplify right side
    235,518,008.30x = 25,357,971,195,850,040
  5. Step 5: Solve for x
    x = 25,357,971,195,850,040/235,518,008.30
  6. Step 6: Final answer
    x = 107,668,926.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.